Xiamen D.T. Multi Tech Co., Ltd. is one of the most reliable manufacturers and suppliers of 590w solar panel solution in China. With abundant experience, we warmly welcome you to wholesale cheap 590w solar panel solution from our factory. If you have any enquiry about cooperation, please feel free to email us.
High-Efficiency N-Type Bifacial Module
Looking for a reliable 590W solar panel solution that bridges the gap between cutting-edge technology and real-world project ROI? At D.T. Multi Tech, we provide the DT66D45 series, a premium N-type bifacial double-glass solar module engineered for utility-scale and high-performance commercial rooftop projects.
With a power range from 590W up to 615W and advanced Mono-16BB technology, this module is designed to maximize energy density while ensuring long-term reliability in the most demanding environments.
Why Choose 590W Solar Panels Solution?
- Superior Bifacial Gain: With a bifaciality of 80%±10%, these modules capture reflected light from the rear side, significantly increasing total power output.
- Ultra-Low Degradation: Our commitment to quality ensures a 1% first-year degradation rate and a consistent 0.4% annual power decline over 30 years, protecting your investment for decades.
- Built for Durability: Featuring a robust double-glass structure and UL Type 29 fire performance, these panels handle extreme conditions with a maximum static load capacity of 5400Pa (front) and 2400Pa (back).
- System Versatility: Designed for 1500V DC system compatibility, our modules help reduce Balance of System (BOS) costs, making them the preferred choice for cost-conscious EPC contractors.
Technical Specifications
| Cell | Mono-16BB |
| Weight | 33.1kg |
| Dimensions | 2382mm*1134mm*30mm |
| Cable Cross Section Size | 4mm² (IEC), 12 AWG(UL) |
| No. of cells | 132(6*22) |
| Junction Box | IP68, 3 diodes |
| Connector | QC 4.10-351/ MC4-EVO2A |
| Cable Length(Including Connector) | Portrait: 300mm(+) /400mm(-);800mm(+) /800mm(-)(Leapfrog)Landscape: 1500mm(+) /1500mm(-) |
| Front Glass/Back Glass | 2.0mm/2.0mm |
| Packaging Configuration | 36pcs/Pallet, 720pcs/40HQ Container |
ELECTRICAL PARAMETERS AT STC
| TYPE | DT-66D45-590 | DT-66D45-595 | DT-66D45-600 | DT-66D45-605 | DT-66D45-610 | DT-66D45-615 |
| Rated Maximum Power(Pmax) [W] | 590 | 595 | 600 | 605 | 610 | 615 |
| Open Circuit Voltage(Voc) [V] | 47.3 | 47.5 | 47.7 | 47.9 | 48.1 | 48.3 |
| Maximum Power Voltage(Vmp) [V] | 39.09 | 39.27 | 39.44 | 39.6 | 39.77 | 39.96 |
| Short Circuit Current(Isc) [A] | 15.85 | 15.9 | 15.95 | 16 | 16.05 | 16.1 |
| Maximum Power Current(Imp) [A] | 15.09 | 15.15 | 15.21 | 15.28 | 15.34 | 15.39 |
| Module Efficiency [%] | 21.8 | 22 | 22.2 | 22.4 | 22.6 | 22.8 |
| Power Tolerance | 0~+5W | |||||
| Temperature Coefficient of Isc (α_Isc) | +0.046%/°C | |||||
| Temperature Coefficient of Voc (β_Voc) | -0.260%/°C | |||||
| Temperature Coefficient of Pmax (y_Pmp) | -0.300%/°C | |||||
| STC | Irradiance 1000W/m²,cell temperature 25 °C, AM1.5G | |||||
*Remark: Electrical data in this catalog do not refer to a single module and they are not part of the offer.They only serve for comparison among different module types.
Superior Temperature Coefficient
In professional solar project development, the nominal power rating is only half the story. EPC contractors and asset managers know that the real-world performance of a solar module-especially in high-heat regions like Southeast Asia or Africa-is determined by its Temperature Coefficient.
While standard modules see a significant power drop as cell temperatures rise, our DT66D45 series is engineered to remain efficient even when the midday sun pushes operating temperatures above 60°C.
Translating Technical Specs into Real Gains
For an investor, this isn't just a number on a datasheet; it is a measurable increase in annual energy yield. By choosing a module that resists power degradation in high-heat conditions, you are securing:
Higher Yield in Peak Heat: Optimized energy conversion during the hottest hours of the day when power demand is often at its highest.
More Reliable Cash Flow: Consistent performance across all seasons, minimizing the volatility of your investment returns.
Better System Longevity: Reduced thermal stress on the cells, complementing our 30-year linear power output warranty.
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Product Details
FAQ
Q: Can these 590W panels be used in high-wind or typhoon-prone coastal regions?
A: Absolutely. These modules are certified for 5400Pa (front) and 2400Pa (back) static load capacities. For extreme typhoon zones, we recommend pairing them with our reinforced mounting hardware for maximum safety.
Q: How does the 16BB (16 Busbar) technology benefit my project?
A: 16BB technology shortens the current collection path, reducing internal resistance and minimizing the impact of potential micro-cracks. It ensures higher fill factors and better module reliability over time.
Q: Can you customize the cable length?
A: Yes. While our standard configuration is optimized for landscape or portrait installations, we offer customized cable lengths to suit specific mounting structures, reducing on-site wiring complexity.
Q: Do you offer "white-label" or OEM branding options?
A: Yes, for large-scale utility projects, we can discuss OEM/ODM opportunities, provided the order volume meets our minimum production threshold.
Q: Can you help with the LCOE calculation for my tender proposal?
A: We certainly can. Send us your project's coordinates, roof type, and local electricity tariffs. Our engineering team will run a simulation to show you the exact return on investment you can expect using our 590W bifacial modules.
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